Pith Number

pith:QLA4VU37

pith:2019:QLA4VU37JOD75YRZI27LVFFUHJ

not attested not anchored not stored refs pending

Determining the Walsh spectra of Taniguchi's and related APN-functions

Nurdag\"ul Anbar, Tekg\"ul Kalayc{\i}, Wilfried Meidl

arxiv:1904.12776 v1 · 2019-04-29 · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLA4VU37JOD75YRZI27LVFFUHJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:47:34.140440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c1cad37f4b87fee23946beba94b43a4c31e81fa2f29d4e3060236766fa8bc9

Aliases

arxiv: 1904.12776 · arxiv_version: 1904.12776v1 · doi: 10.48550/arxiv.1904.12776 · pith_short_12: QLA4VU37JOD7 · pith_short_16: QLA4VU37JOD75YRZ · pith_short_8: QLA4VU37

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QLA4VU37JOD75YRZI27LVFFUHJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 82c1cad37f4b87fee23946beba94b43a4c31e81fa2f29d4e3060236766fa8bc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cada76b90853aa21d2c02f20ba582188215393809b6748468d69f6d939c6f11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-04-29T15:37:34Z",
    "title_canon_sha256": "c89da036a32b3dae5774010d253ceedf1942118f0191b15fd5cba3440e74bec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12776",
    "kind": "arxiv",
    "version": 1
  }
}